Weather Records on 30 September 2010

1,059 weather records were set or tied worldwide on 30 September 2010. Highest significance: Solomons, US.

Key Facts for 30 September 2010

On 30 September 2010, 1,059 weather records were set or tied at long-record stations worldwide.
597 were record highs and 193 were record lows, counting maximum and minimum temperature.
By timescale, 9 were all-time records, 57 monthly and 993 daily.
Solomons set a daily record precipitation of 183.4 mm (7.2 in) on 30 September 2010.
Across 161 earlier years (1806 to 2026) the same calendar date averaged 436 records.

Record Map

1,059 stations

1,059 station records on 30 September 2010 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 September 2010: highest significance records shown on the map
Station	Country	Type	Value	Significance
Solomons	United States	Record daily precipitation	183.4 mm (7.2 in)	75 of 100 (Major)
Reading Wb City	United States	Record daily precipitation	150.9 mm (5.9 in)	75 of 100 (Major)
Patuxent River NAS	United States	Record daily precipitation	298.7 mm (11.8 in)	74 of 100 (Major)
Elizabeth City	United States	Record daily precipitation	241.3 mm (9.5 in)	73 of 100 (Major)
New Park	United States	Record daily precipitation	148.6 mm (5.9 in)	73 of 100 (Major)
Te Kowai Exp STN	Australia	Record daily precipitation	63.5 mm (2.5 in)	68 of 100 (Major)
Hagerstown 1E	United States	Record daily precipitation	82.8 mm (3.3 in)	68 of 100 (Major)
Wallaceton-Lake Drummond	United States	Record daily precipitation	139.7 mm (5.5 in)	68 of 100 (Major)
Kherson	Ukraine	Record daily precipitation	46.0 mm (1.8 in)	67 of 100 (Major)
Williamston 1 E	United States	Record daily precipitation	193.0 mm (7.6 in)	67 of 100 (Major)
Pleystowe Sugar Mill	Australia	Record daily precipitation	107.0 mm (4.2 in)	66 of 100 (Major)
Shippensburg	United States	Record daily precipitation	78.0 mm (3.1 in)	65 of 100 (Major)
Washington Reagan Natl AP	United States	Record daily precipitation	118.4 mm (4.7 in)	65 of 100 (Major)
Hofmann Forest	United States	Record daily precipitation	128.8 mm (5.1 in)	64 of 100 (Major)
Cheraw	United States	Record daily precipitation	115.6 mm (4.6 in)	64 of 100 (Major)
Williamsburg 2 N	United States	Record daily precipitation	238.5 mm (9.4 in)	64 of 100 (Major)
Ashland	United States	Record daily precipitation	110.0 mm (4.3 in)	62 of 100 (Major)
Massena Intl AP	United States	Record daily precipitation	86.6 mm (3.4 in)	62 of 100 (Major)
Williamsport Rgnl AP	United States	Record daily precipitation	99.3 mm (3.9 in)	61 of 100 (Major)
Trenton	United States	Record daily precipitation	250.2 mm (9.9 in)	60 of 100 (Major)
Raleigh State UNIV	United States	Record daily precipitation	100.3 mm (3.9 in)	59 of 100 (Notable)
Hopewell	United States	Record daily precipitation	124.5 mm (4.9 in)	59 of 100 (Notable)
Plane Creek Sugar Mill	Australia	Record daily precipitation	84.0 mm (3.3 in)	57 of 100 (Notable)
Brighton Dam	United States	Record daily precipitation	91.4 mm (3.6 in)	57 of 100 (Notable)
Laurel 3 W	United States	Record daily precipitation	107.2 mm (4.2 in)	57 of 100 (Notable)
Martinsburg E W Virginia Rgnl	United States	Record daily precipitation	83.6 mm (3.3 in)	57 of 100 (Notable)
Norfolk Intl AP	United States	Record daily precipitation	199.4 mm (7.9 in)	57 of 100 (Notable)
Cherry Point MCAS	United States	Record daily precipitation	229.9 mm (9.1 in)	57 of 100 (Notable)
Watertown AP	United States	Record daily precipitation	73.7 mm (2.9 in)	57 of 100 (Notable)
Koolburra	Australia	Record daily precipitation	39.0 mm (1.5 in)	56 of 100 (Notable)
Pamban	India	Record daily precipitation	82.0 mm (3.2 in)	56 of 100 (Notable)
McColl 3 NNW	United States	Record daily precipitation	123.2 mm (4.9 in)	56 of 100 (Notable)
Corbin	United States	Record daily precipitation	124.5 mm (4.9 in)	56 of 100 (Notable)
Holland 1 E	United States	Record daily precipitation	119.4 mm (4.7 in)	56 of 100 (Notable)
Stony Creek 2 N	United States	Record daily precipitation	147.6 mm (5.8 in)	56 of 100 (Notable)
Harrisburg Capital City AP	United States	Record daily precipitation	80.0 mm (3.1 in)	56 of 100 (Notable)
Jackson	United States	Record daily precipitation	141.2 mm (5.6 in)	55 of 100 (Notable)
Washington Dulles Intl AP	United States	Record daily precipitation	120.4 mm (4.7 in)	55 of 100 (Notable)
Gaylord Bay	United States	Record daily precipitation	139.7 mm (5.5 in)	53 of 100 (Notable)
Florence 8 NE	United States	Record daily precipitation	142.0 mm (5.6 in)	53 of 100 (Notable)
Glens Falls AP	United States	Record daily precipitation	63.0 mm (2.5 in)	53 of 100 (Notable)
Mount Charlton	Australia	Record daily precipitation	56.0 mm (2.2 in)	52 of 100 (Notable)
Washington Wwtp 4W	United States	Record daily precipitation	204.7 mm (8.1 in)	52 of 100 (Notable)
Wilmington New Castle Co AP	United States	Record daily precipitation	109.7 mm (4.3 in)	52 of 100 (Notable)
Poughkeepsie AP	United States	Record daily precipitation	61.2 mm (2.4 in)	52 of 100 (Notable)
Mechanicsville 5 NE	United States	Record daily precipitation	77.2 mm (3.0 in)	50 of 100 (Notable)
Norfolk NAS	United States	Record daily precipitation	235.2 mm (9.3 in)	50 of 100 (Notable)
Orkabie West Hill	Australia	Record daily precipitation	77.5 mm (3.1 in)	49 of 100 (Notable)
Visalia	United States	Record high minimum temperature	21.7 C (71.1 F)	49 of 100 (Notable)
Chestertown	United States	Record daily precipitation	85.6 mm (3.4 in)	49 of 100 (Notable)
Lebanon 2 W	United States	Record daily precipitation	129.8 mm (5.1 in)	49 of 100 (Notable)
Andrews	United States	Record daily precipitation	121.9 mm (4.8 in)	49 of 100 (Notable)
Farmville	United States	Record daily precipitation	62.5 mm (2.5 in)	49 of 100 (Notable)
Huddleston 4 SW	United States	Record daily precipitation	104.1 mm (4.1 in)	49 of 100 (Notable)
Allentown Lehigh Vly Intl AP	United States	Record daily precipitation	145.5 mm (5.7 in)	49 of 100 (Notable)
Wilkes-Barre/Scranton Intl AP	United States	Record daily precipitation	93.7 mm (3.7 in)	49 of 100 (Notable)
Askaniia Nova	Ukraine	Record daily precipitation	38.2 mm (1.5 in)	48 of 100 (Notable)
Ft Lauderdale	United States	Record daily precipitation	102.9 mm (4.1 in)	48 of 100 (Notable)
Emporia 1 WNW	United States	Record daily precipitation	129.5 mm (5.1 in)	48 of 100 (Notable)
Rocky Mt	United States	Record daily precipitation	91.4 mm (3.6 in)	48 of 100 (Notable)

Counts by Type and Timescale

1,059 records

Records set or tied on 30 September 2010 by type: Highest daily maximum 342, Lowest daily maximum 60, Highest daily minimum 255, Lowest daily minimum 133, Heaviest daily rainfall 268, Heaviest daily snowfall 1.

Records on 30 September 2010 by type
Record type	Records
Highest daily maximum	342
Lowest daily maximum	60
Highest daily minimum	255
Lowest daily minimum	133
Heaviest daily rainfall	268
Heaviest daily snowfall	1
Deepest snow cover	0

Records on 30 September 2010 by timescale: all-time 9, monthly 57, daily 993.

How Much Records Were Beaten By

796 broken records

Margins by which the 796 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 211.3. Ties are not counted.

Top 20 by Significance

30 September 2010

Top 20 records on 30 September 2010 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 September 2010	Solomons, US	daily rain	183.4 mm (7.2 in)	130.6 mm (5.1 in)	85 years	75 of 100 (Major)
30 September 2010	Reading Wb City, US	daily rain	150.9 mm (5.9 in)	87.9 mm (3.5 in)	85 years	75 of 100 (Major)
30 September 2010	Patuxent River NAS, US	all-time rain	298.7 mm (11.8 in)	148.6 mm (5.9 in)	27 years	74 of 100 (Major)
30 September 2010	Elizabeth City, US	all-time rain	241.3 mm (9.5 in)	71.1 mm (2.8 in)	41 years	73 of 100 (Major)
30 September 2010	New Park, US	daily rain	148.6 mm (5.9 in)	92.0 mm (3.6 in)	85 years	73 of 100 (Major)
30 September 2010	Te Kowai Exp STN, AU	daily rain	63.5 mm (2.5 in)	31.2 mm (1.2 in)	76 years	68 of 100 (Major)
30 September 2010	Hagerstown 1E, US	daily rain	82.8 mm (3.3 in)	47.2 mm (1.9 in)	85 years	68 of 100 (Major)
30 September 2010	Wallaceton-Lake Drummond, US	daily rain	139.7 mm (5.5 in)	94.5 mm (3.7 in)	67 years	68 of 100 (Major)
30 September 2010	Kherson, UA	daily rain	46.0 mm (1.8 in)	29.2 mm (1.1 in)	79 years	67 of 100 (Major)
30 September 2010	Williamston 1 E, US	daily rain	193.0 mm (7.6 in)	114.0 mm (4.5 in)	65 years	67 of 100 (Major)
30 September 2010	Pleystowe Sugar Mill, AU	daily rain	107.0 mm (4.2 in)	89.5 mm (3.5 in)	53 years	66 of 100 (Major)
30 September 2010	Shippensburg, US	daily rain	78.0 mm (3.1 in)	49.8 mm (2.0 in)	76 years	65 of 100 (Major)
30 September 2010	Washington Reagan Natl AP, US	daily rain	118.4 mm (4.7 in)	97.3 mm (3.8 in)	61 years	65 of 100 (Major)
30 September 2010	Hofmann Forest, US	daily rain	128.8 mm (5.1 in)	109.0 mm (4.3 in)	61 years	64 of 100 (Major)
30 September 2010	Cheraw, US	daily rain	115.6 mm (4.6 in)	54.4 mm (2.1 in)	85 years	64 of 100 (Major)
30 September 2010	Williamsburg 2 N, US	daily rain	238.5 mm (9.4 in)	197.4 mm (7.8 in)	61 years	64 of 100 (Major)
30 September 2010	Ashland, US	daily rain	110.0 mm (4.3 in)	47.3 mm (1.9 in)	85 years	62 of 100 (Major)
30 September 2010	Massena Intl AP, US	daily rain	86.6 mm (3.4 in)	55.6 mm (2.2 in)	56 years	62 of 100 (Major)
30 September 2010	Williamsport Rgnl AP, US	daily rain	99.3 mm (3.9 in)	80.5 mm (3.2 in)	51 years	61 of 100 (Major)
30 September 2010	Trenton, US	daily rain	250.2 mm (9.9 in)	211.3 mm (8.3 in)	52 years	60 of 100 (Major)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1806 to 2010

Records set or tied on this calendar date in each year from 1806 to 2010. 2010 had 1,059 records.

Counts for years before the ledger starts come from the same station rules.

Records on 09-30 in each year
Year	Records
1806	1
1813	1
1817	1
1819	2
1834	1
1841	1
1842	1
1847	1
1853	1
1854	1
1855	1
1861	1
1862	1
1866	1
1868	2
1869	3
1870	1
1874	1
1877	1
1878	1
1881	5
1883	2
1885	1
1886	3
1887	1
1888	4
1889	1
1892	2
1893	3
1894	8
1895	5
1896	2
1897	3
1898	3
1899	12
1900	4
1901	11
1902	7
1903	9
1904	14
1905	25
1906	14
1907	16
1908	18
1909	10
1910	5
1911	47
1912	47
1913	10
1914	33
1915	84
1916	209
1917	19
1918	45
1919	28
1920	71
1921	61
1922	71
1923	183
1924	243
1925	211
1926	194
1927	486
1928	560
1929	181
1930	110
1931	225
1932	363
1933	437
1934	398
1935	209
1936	432
1937	417
1938	428
1939	371
1940	316
1941	482
1942	405
1943	404
1944	369
1945	889
1946	320
1947	433
1948	267
1949	366
1950	731
1951	597
1952	504
1953	1,136
1954	1,059
1955	406
1956	350
1957	663
1958	442
1959	1,159
1960	161
1961	618
1962	202
1963	818
1964	332
1965	459
1966	592
1967	859
1968	449
1969	465
1970	334
1971	1,359
1972	676
1973	407
1974	742
1975	686
1976	775
1977	870
1978	399
1979	479
1980	832
1981	688
1982	806
1983	1,102
1984	1,267
1985	1,892
1986	1,805
1987	649
1988	453
1989	713
1990	665
1991	949
1992	980
1993	988
1994	816
1995	1,061
1996	1,396
1997	729
1998	1,206
1999	1,144
2000	887
2001	699
2002	677
2003	1,079
2004	573
2005	761
2006	617
2007	841
2008	585
2009	826
2010	1,059
2011	1,258
2012	637
2013	634
2014	529
2015	997
2016	746
2017	404
2018	717
2019	2,192
2020	554
2021	823
2022	563
2023	1,012
2024	948
2025	559
2026	529

Download the Data

Data for records on 2010-09-30: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 50	751
50 to 100	34
100 to 150	8
150 to 200	2
200 to 250	1